scipy.sparse.issparse

scipy.sparse.issparse(x)

Is x of a sparse array type?

Parameters:

x

object to check for being a sparse array

Returns:

bool

True if x is a sparse array or a sparse matrix, False otherwise

Examples

>>> import numpy as np
>>> from scipy.sparse import csr_array, csr_matrix, issparse
>>> issparse(csr_matrix([[5]]))
True
>>> issparse(csr_array([[5]]))
True
>>> issparse(np.array([[5]]))
False
>>> issparse(5)
False